======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '289'
                                          'artist'  'Moonspell'
                                     'text_people'  ''
                                         'release'  '2econd Skin'
                                           'title'  'Mephisto'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['metal', 'black metal', 'doom metal', 'dark metal', 'gothic metal']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '7'
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'eid-metal-black'
                                             'bpm'  '118.706'
                                             'key'  '8A'
                                        'acoustid'  '0c3019aa-7573-4367-9f6e-ae235b2aeffe'
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     '2econd Skin'
'TBPM' (BPM (beats per minute))                     '118.706'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-black'
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1997-10-29'
'TIT2' (Title/songname/content description)         'Mephisto'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Moonspell'
'TPE2' (Band/orchestra/accompaniment)               'Moonspell'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Century Media'
'TRCK' (Track number/Position in set)               '6/7'
'TSO2'                                              'Moonspell'
'TSOP' (Performer sort order)                       'Moonspell'
'TXXX:ASIN'                                         'B0000278L4'
'TXXX:Acoustid Id'                                  '0c3019aa-7573-4367-9f6e-ae235b2aeffe'
'TXXX:BARCODE'                                      '7277017718928'
'TXXX:CATALOGNUMBER'                                '77189-2'
'TXXX:MusicBrainz Album Artist Id'                  '386b19c6-a3d2-414a-bef2-c178572b1cbe'
'TXXX:MusicBrainz Album Id'                         'edd191a1-764c-3d8e-8511-abd547ddec34'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        '386b19c6-a3d2-414a-bef2-c178572b1cbe'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['metal', 'black metal', 'doom metal', 'dark metal', 'gothic metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+14.54 dB'
'TXXX:replaygain_track_peak'                        '0.082021'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f21137f3-94c7-4810-9844-4d0ba78a076e')

========================== row from database ==========================
                                              'id'  1391906
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Moonspell/1997 - Second skin/10 - mephisto (live).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  289
                                           'genre'  eid-metal-black
                                        'filesize'  6947453
                                           'mtime'  1620301736
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 1997 Second skin 10 mephisto (live) eid metal black
                                      'tag_artist'  Moonspell
                                     'tag_release'  2econd Skin
                                       'tag_title'  Mephisto
                                             'bpm'  118.706
                                    'search_title'  'mephisto':1
                                   'search_artist'  'moonspell':1
                                  'search_release'  '2econd':1 'skin':2
                                     'search_rest'  '00dwimp':1 '00metal':2 '1997':3 'black':11 'eid':9 'live':7,8 'mephisto':6 'metal':10 'second':4 'skin':5
                                    'search_combo'  '00dwimp':5 '00metal':6 '1997':7 '2econd':3C 'black':15 'eid':13 'live':11,12 'mephisto':1A,10 'metal':14 'moonspell':2B 'second':8 'skin':4C,9
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['metal', 'black metal', 'doom metal', 'dark metal', 'gothic metal']
                                        'tag_date'  1997
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620301735.933874  (2021-05-06 13:48:55)
                             'size'  6947453